A new study identified various abnormalities in the muscle tissue of the patients with long COVID. Photo by Adobe Stock/HealthDay News Muscle cells' "power stations" function less effectively in ...

In a recent study posted to the medRxiv* preprint server, a team of researchers from Germany analyzed skeletal muscle biopsies of patients with persistent fatigue and malaise post-exertion to ...

Feeling persistently exhausted could be due to a mini-stroke you had without realizing, a study suggests. Also known as a transient ischemic attack, they occur due to a brief blockage of blood flow to ...

Muscle cells' "power stations" function less effectively in people with long COVID, potentially explaining the persistent fatigue that's a hallmark of the condition. That's the finding of a Dutch ...